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1)  Pt/L zeolite
Pt/L沸石
2)  Pt/BaKL zeolite
Pt/BaKL沸石
1.
In this paper, the function of Ba~(2+) in Pt/BaKL zeolite has been investigated by XRD NH_3-TPD and TEM methods.
本文采用XRD,NH_3-TPD,IR以及TEM等方法考察了Pt/BaKL沸石中Ba~(2+)的作用。
3)  zeolite L
L沸石
1.
Application of rare earth-modified zeolite L in hydrocarbons cracking catalyst;
稀土改性L沸石在烃类催化裂化催化剂中的应用
2.
Action of crystal seeds in the synthetic system of zeolite L;
晶种在L沸石合成体系中的作用
3.
Zeolite L is synthesized from kaolin by in-situ hydrothermal method,with appropriate amount of other constituents,such as sodium silicate,water,zeolite L initiator and potassium hydroxide.
以高岭土为原料,经煅烧活化、补硅,在优化的合成条件下,采用原位晶化的方法在高岭土载体上合成出了L沸石分子筛,并用X射线衍射、扫描电镜对合成的产品进行表征。
4)  L zeolite
L沸石
1.
The crystallization field of L zeolite and its changes with the synthesis conditions are studied.
以沉淀二氧化硅、氢氧化铝为硅源和铝源、氢氧化钾和氢氧化钠为碱源,在水热条件下合成了L沸石,研究了在加入L沸石导向剂情况下L沸石的晶化相区及随合成条件的变化。
2.
Three kinds of iron-based catalysts are prepared by impregnation,they are iron loaded powdered silicon dioxide catalyst,iron loaded L zeolite catalyst and iron loaded silica gel catalyst.
用浸渍法制备了三种不同载体的铁基催化剂,分别是白炭黑、L沸石以及硅胶负载的铁催化剂。
3.
Four kinds of iron-based catalysts were prepared,they are iron clay catalyst,iron loaded powdered silicon dioxide catalyst,iron loaded L zeolite catalyst and iron loaded silica gel catalyst.
制备了4种不同载体的铁基催化剂,分别是铁基层状粘土催化剂,白炭黑负载铁催化剂,L沸石负载铁催化剂,以及硅胶负载铁催化剂。
5)  L type zeolite
L型沸石
6)  Pt/KL zeolite catalyst
Pt/KL沸石催化剂
补充资料:4A沸石
分子式:
CAS号:

性质:又称Na12[(A1O2)12、(SiO2)12]27H2O  又称4A分子筛。白色固体颗粒。呈网络状结构,内含均匀小孔,孔径0.42nm,比表面积约为600m2/R,不溶于水和有机溶剂,能溶解于强碱和强酸。加热超过800℃时,重新结晶形成白硅石状的结构。有吸附水分,液体、气体及不饱和的有机物质。对钙离子有交换能力,理论交换能力为352CaCO3mg/g,一般为290~320mgCaCO3/g,白度≥95%,pH值10~11.5,表观密度0.3~0.5g/cm3,平均粒径为2μm,粒度分布≤4μm占85%以上。用作无磷洗涤剂的助剂,代替三聚磷酸钠;在石油和其他工业用作气体和液体的干燥、脱水净化等,也用作催化剂和软水剂。

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